{
  "manageEntity": {
    "action": "Repost",
    "entityId": "507660866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0407be2757134d6f151b1172c991805739b6e574e9070a270cbac65c194e0541",
    "signature": "0x7696edb15f62a1d16c23ca8e816426c96ce87e34ba1c1806c44e7ac3f90adec420c0ed6af4b9feb3931c1b9026bfe071d1c54613cb27cf25c0378e1eb07c02d81b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}